Resolving inter-laboratory bias in flax comb sorting requires strict humidity control, calibrated clamp pressure, and master reference sliver standardization.
Dry spinning flax intake standards require strict bundle fineness under 2.2 tex, residual shive below 0.8 percent, and 11 percent target moisture regain.
Manual bundle sectioning isolates true flax fibre linear density by cutting mid-strick segments for gravimetric tex determination prior to spinning.
Manual comb sorting by ISO 2370 isolates technical flax bundle length profiles to prevent drafting waves, control short fibre content, and enforce purchase contracts.
Gravimetric flax fineness testing measures cut bundle mass to determine exact linear density in tex, fixing spinnable yarn count and trade valuation.
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